From nobody Sun Sep 03 14:02:56 2023 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Rdtl54fHFz4rg3v for ; Sun, 3 Sep 2023 14:02:57 +0000 (UTC) (envelope-from mjguzik@gmail.com) Received: from mail-oo1-xc31.google.com (mail-oo1-xc31.google.com [IPv6:2607:f8b0:4864:20::c31]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Rdtl54DTtz4FwT; Sun, 3 Sep 2023 14:02:57 +0000 (UTC) (envelope-from mjguzik@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-oo1-xc31.google.com with SMTP id 006d021491bc7-57361de8878so406646eaf.0; Sun, 03 Sep 2023 07:02:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693749776; x=1694354576; darn=freebsd.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :references:in-reply-to:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=G/sPjHh2pZ0tF7yhUEKlFmiWS5gJlgxP5ZWTg89e+jo=; b=KdguBHzbAjsIuoEEzzfuF9CJW6LnrNq3gmARU5K8CJoErARWmNy6Td80/NXfMnXLnq OgK/MuyblhAE05so6AdjvUv9T1RAYGePaYk+Ok4+oACuNQEau9P5MhW8raMTQvQ2Xn9W D1GddDX83ONXGu9SiJqH1Musog8cFnKVnq+gNA3vddjZFi50bCcCcll42OgpsUJ0M/3o 4Kvr4jVUtMTWH1NndzS83yODUZg+/8cukCDQ1NHXGCWhrNDha8+UeVoxgNmJyRkvopxU kw8HDaMp00xgYhFaVT1G3e6T1P5MupoYa075BKmiTG8nyRI/B9vqAUYso6J/mBbPWZfU Teuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693749776; x=1694354576; h=content-transfer-encoding:cc:to:subject:message-id:date:from :references:in-reply-to:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=G/sPjHh2pZ0tF7yhUEKlFmiWS5gJlgxP5ZWTg89e+jo=; b=KAdQ+NPQaex6SmpPfwpjtNNP092EbWMn9JCBfJaBqi6oXXBVcenalVWljq0Vnc3hWX R+uFupU1nBIUWe+cB28rkzyr6ngDAOeLRynrvLCdljE7vlTw9u1nRT3R6SnWcPoPwUTY Zj0Lt7VeWDrxLXhCA8wxO2IyQByBQD1mCdFrUpsUC0ILg51HA2SvvJ1x1hMWZnBLy4cO BPMYXJDEyYr3FjsCBkclzI3ABYmjhfBx+oEjS7EfNB1pLsnMLUJk8WXMfhn7vVjMK8mx CiOgqMFHvgSWhIFSkoaHrd+DbO/nV0DT4+KOqYwQrwzMpiqzfUjaqMUGsAR0nJNGif+m MMWw== X-Gm-Message-State: AOJu0YyzfG/C/47vYZbLjSE/Fd6q45IN6canhV30ysH7xa9Fbw2w1Nq5 57OFMQg15dbrHpmXKjpg6Y/hkXNUc1H0m8ZEIRHxljUjkdY= X-Google-Smtp-Source: AGHT+IFsXjBSjio3IVrcHYBhTNV20fsofCkPG4y70N5x3fDQmzCO40HjTVinhOTlsjerQg/E8grLzuicB1hiHulOBdE= X-Received: by 2002:a4a:3906:0:b0:573:2ac5:43b4 with SMTP id m6-20020a4a3906000000b005732ac543b4mr6182762ooa.5.1693749776561; Sun, 03 Sep 2023 07:02:56 -0700 (PDT) List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Received: by 2002:a8a:60c:0:b0:4f0:1250:dd51 with HTTP; Sun, 3 Sep 2023 07:02:56 -0700 (PDT) In-Reply-To: References: <95e9f65b-58c4-ef3a-a5d1-b794179e4252@gmail.com> <79114b6f-9fe1-2e76-55be-a27cf8c178bf@gmail.com> <79A8D994-65F0-4E5C-9713-8A1B6122DB00@FreeBSD.org> From: Mateusz Guzik Date: Sun, 3 Sep 2023 16:02:56 +0200 Message-ID: Subject: Re: kernel 100% CPU To: Graham Perrin Cc: Juraj Lutter , FreeBSD-CURRENT Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US] X-Rspamd-Queue-Id: 4Rdtl54DTtz4FwT On 9/3/23, Graham Perrin wrote: > On 03/09/2023 09:01, Juraj Lutter wrote: >> =E2=80=A6 The script mjg@ provided is not a shell script. >> >> The script filename is =E2=80=9Cscript.d=E2=80=9D where you should put t= he >> above-mentioned DTrace script (without the "dtrace -s script.d -o out=E2= =80=9D >> line). > > > Thanks, I guess that I'm still doing something wrong: > > > root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeB= SD/kernel-cpu > > # time dtrace -s script.d -o /tmp/out > dtrace: script 'script.d' matched 4 probes > ^C0.246u 4.049s 27:25.70 0.2% 14+91k 261+0io 274pf+0w > root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeB= SD/kernel-cpu > > # cat /tmp/out > > CPU ID FUNCTION:NAME > 3 2 :END > > root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeB= SD/kernel-cpu > The script is intended to run when you have git executing for a long time. --=20 Mateusz Guzik